331201322121010 has 32 divisors (see below), whose sum is σ = 654118260184512. Its totient is φ = 119740677670080.

The previous prime is 331201322120989. The next prime is 331201322121077. The reversal of 331201322121010 is 10121223102133.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8702065104 + ... + 8702103163.

It is an arithmetic number, because the mean of its divisors is an integer number (20441195630766).

Almost surely, 2^{331201322121010} is an apocalyptic number.

331201322121010 is a deficient number, since it is larger than the sum of its proper divisors (322916938063502).

331201322121010 is a wasteful number, since it uses less digits than its factorization.

331201322121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17404168458.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 331201322121010 its reverse (10121223102133), we get a palindrome (341322545223143).

The spelling of 331201322121010 in words is "three hundred thirty-one trillion, two hundred one billion, three hundred twenty-two million, one hundred twenty-one thousand, ten".